Sony — replace laptop

i had brought a sony vaio E series laptop, modei no VPCEA16FG. serial no is 7000840 in my laptop has some complaints that is my OS has corrupted first time then i formated it by rocovery and that complaint has arise intermidietely for some times so i contact KG ELECTRONICS, COIMBATORE sony service centre, and they help me and after several times (4 times) that problem has arise, when i contact ur sony online customer care they said there may be a chance to be hard disk problem,
PROBLEMS IN MY VAIO:
1. OS IS NOT RESPONDING WELL
2. SCROLL IS NOT WORKING
3. WHEN I DELETE SOME THINGS IN MY DRIVES THAT FILES ARE DELETED BUT MEMORY IS NOT REDUCED
4. SOME TIMES WHEN I COPY SOME FILES TO A DRIVES IT HAS COPIED BUT THAT FILES IS NOT SHOWN BUT WHEN AGAIN I COPY THAT FILE THAT SHOWS ALREADY HAVE
5
AND ETC
but the KG ELE staffs did not take care about my problem and did not troubleshoot my problems i.e did not changing the hard disk, and ur service is free but what about my transport cost for 4 times it nearly cost 1000RS BUT ITS OK i will tace care about it but how long i struggle with ur custome care service, in case of other companys like DELL, lenovo and etc are come to home and trouble shoot lap problems,


pls help me to change my harddisk and i trust you to take about my laptop,





CONTACT:
PRADEESH
pradeesh.[protected]@gmail.com
ph no: [protected]